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author | Richard Hartmann <richih@debian.org> | 2015-12-15 23:26:04 -0700 |
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committer | Richard Hartmann <richih@debian.org> | 2015-12-15 23:26:04 -0700 |
commit | d348ed3d2822a8cd4b777f74641baf040e7839e4 (patch) | |
tree | 5d46d93d0b237a213f72e1e7ada60a5fecaf2e75 /Utility/FileSize.hs | |
parent | ad444893f97ed69c4a5f070cb00a6e6cb89bb2cd (diff) | |
parent | 3b6310081cde4333494fb1271a7570fc8e5f333a (diff) | |
download | git-repair-d348ed3d2822a8cd4b777f74641baf040e7839e4.tar.gz |
Record git-repair (1.20151215-1) in archive suite sid
Diffstat (limited to 'Utility/FileSize.hs')
-rw-r--r-- | Utility/FileSize.hs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Utility/FileSize.hs b/Utility/FileSize.hs new file mode 100644 index 0000000..1055754 --- /dev/null +++ b/Utility/FileSize.hs @@ -0,0 +1,35 @@ +{- File size. + - + - License: BSD-2-clause + -} + +{-# LANGUAGE CPP #-} + +module Utility.FileSize where + +import System.PosixCompat.Files +#ifdef mingw32_HOST_OS +import Control.Exception (bracket) +import System.IO +#endif + +{- Gets the size of a file. + - + - This is better than using fileSize, because on Windows that returns a + - FileOffset which maxes out at 2 gb. + - See https://github.com/jystic/unix-compat/issues/16 + -} +getFileSize :: FilePath -> IO Integer +#ifndef mingw32_HOST_OS +getFileSize f = fmap (fromIntegral . fileSize) (getFileStatus f) +#else +getFileSize f = bracket (openFile f ReadMode) hClose hFileSize +#endif + +{- Gets the size of the file, when its FileStatus is already known. -} +getFileSize' :: FilePath -> FileStatus -> IO Integer +#ifndef mingw32_HOST_OS +getFileSize' _ s = return $ fromIntegral $ fileSize s +#else +getFileSize' f _ = getFileSize f +#endif |